1987/01/01	98.30
1987/01/02	96.10
1987/01/03	88.00
1987/01/04	85.00
1987/01/05	84.00
1987/01/06	83.00
1987/01/07	83.00
1987/01/08	82.00
1987/01/09	82.00
1987/01/10	81.00
1987/01/11	81.00
1987/01/12	81.00
1987/01/13	81.00
1987/01/14	80.00
1987/01/15	79.00
1987/01/16	79.00
1987/01/17	77.00
1987/01/18	76.00
1987/01/19	76.00
1987/01/20	76.00
1987/01/21	77.00
1987/01/22	77.00
1987/01/23	77.00
1987/01/24	76.00
1987/01/25	76.00
1987/01/26	77.00
1987/01/27	78.00
1987/01/28	80.00
1987/01/29	80.00
1987/01/30	81.00
1987/01/31	81.00
1987/02/01	81.00
1987/02/02	81.00
1987/02/03	82.00
1987/02/04	83.00
1987/02/05	84.00
1987/02/06	84.00
1987/02/07	85.00
1987/02/08	85.00
1987/02/09	86.00
1987/02/10	87.00
1987/02/11	88.00
1987/02/12	88.00
1987/02/13	87.00
1987/02/14	87.00
1987/02/15	88.00
1987/02/16	89.00
1987/02/17	101.60
1987/02/18	113.20
1987/02/19	114.40
1987/02/20	115.60
1987/02/21	115.60
1987/02/22	101.60
1987/02/23	97.20
1987/02/24	95.00
1987/02/25	95.00
1987/02/26	94.00
1987/02/27	93.00
1987/02/28	90.00
1987/03/01	90.00
1987/03/02	90.00
1987/03/03	90.00
1987/03/04	91.00
1987/03/05	91.00
1987/03/06	90.00
1987/03/07	90.00
1987/03/08	98.30
1987/03/09	113.20
1987/03/10	131.20
1987/03/11	132.40
1987/03/12	125.20
1987/03/13	124.00
1987/03/14	131.20
1987/03/15	125.20
1987/03/16	116.80
1987/03/17	101.60
1987/03/18	93.00
1987/03/19	90.00
1987/03/20	86.00
1987/03/21	86.00
1987/03/22	86.00
1987/03/23	86.00
1987/03/24	86.00
1987/03/25	86.00
1987/03/26	86.00
1987/03/27	86.00
1987/03/28	86.00
1987/03/29	87.00
1987/03/30	87.00
1987/03/31	88.00
1987/04/01	89.00
1987/04/02	89.00
1987/04/03	87.00
1987/04/04	87.00
1987/04/05	87.00
1987/04/06	87.00
1987/04/07	87.00
1987/04/08	87.00
1987/04/09	86.00
1987/04/10	86.00
1987/04/11	86.00
1987/04/12	86.00
1987/04/13	85.00
1987/04/14	85.00
1987/04/15	84.20
1987/04/16	84.20
1987/04/17	84.20
1987/04/18	84.20
1987/04/19	83.40
1987/04/20	83.40
1987/04/21	83.40
1987/04/22	84.20
1987/04/23	86.00
1987/04/24	83.40
1987/04/25	93.00
1987/04/26	97.00
1987/04/27	95.00
1987/04/28	89.00
1987/04/29	86.00
1987/04/30	86.00
1987/05/01	85.00
1987/05/02	84.20
1987/05/03	84.20
1987/05/04	83.40
1987/05/05	83.40
1987/05/06	83.40
1987/05/07	83.40
1987/05/08	83.40
1987/05/09	83.40
1987/05/10	84.20
1987/05/11	92.00
1987/05/12	105.00
1987/05/13	107.00
1987/05/14	102.00
1987/05/15	91.00
1987/05/16	87.00
1987/05/17	86.00
1987/05/18	85.00
1987/05/19	84.20
1987/05/20	83.40
1987/05/21	83.40
1987/05/22	82.60
1987/05/23	81.80
1987/05/24	81.00
1987/05/25	80.20
1987/05/26	77.80
1987/05/27	70.60
1987/05/28	69.80
1987/05/29	69.80
1987/05/30	69.80
1987/05/31	70.60
1987/06/01	70.60
1987/06/02	71.40
1987/06/03	71.40
1987/06/04	71.40
1987/06/05	70.60
1987/06/06	70.60
1987/06/07	70.60
1987/06/08	73.80
1987/06/09	100.00
1987/06/10	111.00
1987/06/11	136.30
1987/06/12	162.50
1987/06/13	184.00
1987/06/14	76.20
1987/06/15	72.20
1987/06/16	71.40
1987/06/17	69.80
1987/06/18	69.80
1987/06/19	69.00
1987/06/20	68.20
1987/06/21	67.40
1987/06/22	67.40
1987/06/23	66.60
1987/06/24	67.40
1987/06/25	67.40
1987/06/26	67.40
1987/06/27	64.20
1987/06/28	61.80
1987/06/29	61.80
1987/06/30	61.00
1987/07/01	60.20
1987/07/02	59.40
1987/07/03	57.80
1987/07/04	57.00
1987/07/05	56.20
1987/07/06	55.40
1987/07/07	55.40
1987/07/08	54.60
1987/07/09	54.60
1987/07/10	53.80
1987/07/11	53.80
1987/07/12	53.00
1987/07/13	53.80
1987/07/14	75.40
1987/07/15	99.00
1987/07/16	98.00
1987/07/17	77.80
1987/07/18	77.00
1987/07/19	77.00
1987/07/20	77.80
1987/07/21	74.60
1987/07/22	69.80
1987/07/23	69.00
1987/07/24	68.20
1987/07/25	81.80
1987/07/26	108.00
1987/07/27	75.40
1987/07/28	53.00
1987/07/29	53.00
1987/07/30	53.00
1987/07/31	53.00
1987/08/01	53.00
1987/08/02	53.00
1987/08/03	53.00
1987/08/04	54.60
1987/08/05	54.60
1987/08/06	53.80
1987/08/07	53.80
1987/08/08	54.60
1987/08/09	54.60
1987/08/10	54.60
1987/08/11	54.60
1987/08/12	54.60
1987/08/13	53.80
1987/08/14	53.00
1987/08/15	61.00
1987/08/16	107.00
1987/08/17	105.00
1987/08/18	99.00
1987/08/19	83.40
1987/08/20	86.00
1987/08/21	85.00
1987/08/22	102.00
1987/08/23	89.00
1987/08/24	65.00
1987/08/25	58.60
1987/08/26	56.20
1987/08/27	57.80
1987/08/28	94.00
1987/08/29	162.50
1987/08/30	121.00
1987/08/31	122.00
1987/09/01	112.00
1987/09/02	103.00
1987/09/03	90.00
1987/09/04	104.00
1987/09/05	140.00
1987/09/06	84.20
1987/09/07	49.80
1987/09/08	156.30
1987/09/09	89.00
1987/09/10	110.00
1987/09/11	203.50
1987/09/12	510.80
1987/09/13	659.00
1987/09/14	843.80
1987/09/15	602.10
1987/09/16	517.70
1987/09/17	698.00
1987/09/18	809.30
1987/09/19	935.60
1987/09/20	1047.40
1987/09/21	1047.40
1987/09/22	1338.10
1987/09/23	1530.00
1987/09/24	1640.80
1987/09/25	1683.20
1987/09/26	1683.20
1987/09/27	1653.40
1987/09/28	1619.90
1987/09/29	1591.20
1987/09/30	1558.40
1987/10/01	1450.00
1987/10/02	1299.10
1987/10/03	1229.80
1987/10/04	1203.20
1987/10/05	1248.80
1987/10/06	1222.20
1987/10/07	1226.00
1987/10/08	1207.00
1987/10/09	1210.80
1987/10/10	1306.90
1987/10/11	1362.00
1987/10/12	1414.00
1987/10/13	1414.00
1987/10/14	1287.40
1987/10/15	1256.40
1987/10/16	1151.00
1987/10/17	1058.50
1987/10/18	982.40
1987/10/19	896.00
1987/10/20	785.00
1987/10/21	686.00
1987/10/22	610.20
1987/10/23	534.40
1987/10/24	476.30
1987/10/25	416.80
1987/10/26	397.00
1987/10/27	383.90
1987/10/28	329.40
1987/10/29	297.40
1987/10/30	254.20
1987/10/31	181.00
1987/11/01	137.50
1987/11/02	128.80
1987/11/03	114.00
1987/11/04	108.00
1987/11/05	104.00
1987/11/06	100.00
1987/11/07	97.00
1987/11/08	102.00
1987/11/09	103.00
1987/11/10	101.00
1987/11/11	95.00
1987/11/12	90.00
1987/11/13	87.00
1987/11/14	93.00
1987/11/15	107.00
1987/11/16	138.80
1987/11/17	209.50
1987/11/18	209.50
1987/11/19	152.50
1987/11/20	172.50
1987/11/21	196.00
1987/11/22	271.80
1987/11/23	377.60
1987/11/24	356.00
1987/11/25	305.40
1987/11/26	244.60
1987/11/27	178.00
1987/11/28	150.00
1987/11/29	132.50
1987/11/30	153.80
1987/12/01	286.20
1987/12/02	283.00
1987/12/03	275.00
1987/12/04	257.40
1987/12/05	265.40
1987/12/06	287.80
1987/12/07	254.20
1987/12/08	257.40
1987/12/09	278.20
1987/12/10	297.40
1987/12/11	289.40
1987/12/12	286.20
1987/12/13	286.20
1987/12/14	275.00
1987/12/15	221.50
1987/12/16	165.00
1987/12/17	220.00
1987/12/18	194.50
1987/12/19	193.00
1987/12/20	190.00
1987/12/21	151.30
1987/12/22	124.00
1987/12/23	118.00
1987/12/24	112.00
1987/12/25	109.00
1987/12/26	103.00
1987/12/27	93.00
1987/12/28	91.00
1987/12/29	93.00
1987/12/30	94.00
1987/12/31	91.00
#===========================================
# Number of observations = 365 / 365
# Average = 227.90